Home / 6,938.22-10,385.46-4,751.22

Finding the Fourth Proportional to 6,938.22, 10,385.46 and 4,751.22

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Solution

The fourth proportional to 6,938.22, 10,385.46 and 4,751.22 is: 7,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.22 : 10,385.46 = 4,751.22 : x
  2. Step 2: Convert to fraction form
    6,938.22/10,385.46 = 4,751.22/x
  3. Step 3: Cross multiply
    6,938.22x = 10,385.46 × 4,751.22
  4. Step 4: Simplify right side
    6,938.22x = 49,343,605.26
  5. Step 5: Solve for x
    x = 49,343,605.26/6,938.22
  6. Step 6: Final answer
    x = 7,111.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.